chore(deps): bump leafo/gh-actions-luarocks from 5 to 6 (#3201)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
           luaVersion: ${{ matrix.lua_version }}
 
       - name: install luarocks
-        uses: leafo/gh-actions-luarocks@v5
+        uses: leafo/gh-actions-luarocks@v6
 
       - name: install luacheck ${{ matrix.luacheck_version }}
         run: luarocks install luacheck ${{ matrix.luacheck_version }}